Airplane



FIG. 1 is a perspective view looking down and forwardly upon the upper right rear of an airplane showing my new design;

FIG. 2 is a perspective view looking down and to the rear upon the upper right front thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front elevation view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a rear elevation view thereof;

FIG. 7 is a left side elevation view thereof; and,

FIG. 8 is a right side elevation view thereof. 

The ornamental design for an airplane, as shown. 